Isabelle Simon is a graduate of the Institut d'Études Politiques de Paris (Sciences Po), HEC and Harvard Law School. She also holds a DEA postgraduate diploma in English and North American business law and a DESS postgraduate diploma in international taxation. She has been admitted to the Paris Bar and the New York Bar.
Isabelle Simon began her career in 1995 at law firm Cleary Gottlieb Steen & Hamilton, where she practised as a lawyer in Paris and New York until 2002. In 2003, she joined the Investment Banking Division of Goldman Sachs as Executive Director for financial advisory services.
From 2009 to the end of 2011, Isabelle Simon served as Senior Vice-President of Publicis Groupe, where she headed the Mergers & Acquisitions and Legal departments and managed the Group's external development strategy and minority holdings.
Isabelle Simon then joined Société des Bains de Mer (SBM) as Senior Vice President with responsibility among others for development, legal affairs, real estate, marketing and sales, and communications.